diff --git a/modules/monitoring/application/views/helpers/Perfdata.php b/modules/monitoring/application/views/helpers/Perfdata.php
index 193048334..f4cffaea7 100644
--- a/modules/monitoring/application/views/helpers/Perfdata.php
+++ b/modules/monitoring/application/views/helpers/Perfdata.php
@@ -36,9 +36,9 @@ class Zend_View_Helper_Perfdata extends Zend_View_Helper_Abstract
                 }
                 $pieChart->setStyle('margin: 0.2em 0.5em 0.2em 0.5em;');
                 $table[] = '<tr><th>' . $pieChart->render()
-                    . $this->escape($perfdata->getLabel())
+                    . htmlspecialchars($perfdata->getLabel())
                     . '</th><td> '
-                    . $this->escape($this->formatPerfdataValue($perfdata)) .
+                    . htmlspecialchars($this->formatPerfdataValue($perfdata)) .
                     ' </td></tr>';
             }
         }
@@ -89,7 +89,7 @@ class Zend_View_Helper_Perfdata extends Zend_View_Helper_Abstract
     protected function createInlinePie(Perfdata $perfdata)
     {
         $pieChart = new InlinePie($this->calculatePieChartData($perfdata), $perfdata->getLabel());
-        $pieChart->setLabel($this->escape($perfdata->getLabel()));
+        $pieChart->setLabel(htmlspecialchars($perfdata->getLabel()));
         $pieChart->setHideEmptyLabel();
 
         //$pieChart->setHeight(32)->setWidth(32);
diff --git a/modules/monitoring/application/views/scripts/list/contacts.phtml b/modules/monitoring/application/views/scripts/list/contacts.phtml
index 9fc05de8e..81a061973 100644
--- a/modules/monitoring/application/views/scripts/list/contacts.phtml
+++ b/modules/monitoring/application/views/scripts/list/contacts.phtml
@@ -26,23 +26,23 @@ $contactHelper = $this->getHelper('ContactFlags');
             <div><?= sprintf(
                 '%1$s: <a href="mailto:%2$s">%2$s</a>',
                 t('Email'),
-                $this->escape($contact->contact_email)
+                htmlspecialchars($contact->contact_email)
             ) ?></div>
             <?php if ($contact->contact_pager): ?>
             <div>
                 <?= t('Pager') ?>:
-                <?= $this->escape($contact->contact_pager) ?>
+                <?= htmlspecialchars($contact->contact_pager) ?>
             </div>
             <?php endif; ?>
             <div style="clear: both;"></div>
             <div class="notification-periods">
                 <div>
                     <?= t('Service notification period') ?>:
-                    <?= $this->escape($contact->contact_notify_service_timeperiod) ?>
+                    <?= htmlspecialchars($contact->contact_notify_service_timeperiod) ?>
                 </div>
                 <div>
                     <?= t('Host notification period') ?>:
-                    <?= $this->escape($contact->contact_notify_host_timeperiod) ?>
+                    <?= htmlspecialchars($contact->contact_notify_host_timeperiod) ?>
                 </div>
             </div>
         </div>
diff --git a/modules/monitoring/application/views/scripts/show/contact.phtml b/modules/monitoring/application/views/scripts/show/contact.phtml
index a7b691eb4..609bbbc69 100644
--- a/modules/monitoring/application/views/scripts/show/contact.phtml
+++ b/modules/monitoring/application/views/scripts/show/contact.phtml
@@ -7,8 +7,8 @@ $contactHelper = $this->getHelper('ContactFlags');
             <thead>
             <tr>
                 <th colspan="2" style="text-align: left">
-                    <?= $this->escape($contact->contact_name) ?><span style="font-weight: normal;"> (<?=
-                        $this->escape($contact->contact_alias)
+                    <?= htmlspecialchars($contact->contact_name) ?><span style="font-weight: normal;"> (<?=
+                        htmlspecialchars($contact->contact_alias)
                         ?>)</span>
                 </th>
             </tr>
@@ -18,30 +18,30 @@ $contactHelper = $this->getHelper('ContactFlags');
                 <td><?= t('Email') ?></td>
                 <td><?php printf(
                         '<a href="mailto:%1$s">%1$s</a>',
-                        $this->escape($contact->contact_email)
+                        htmlspecialchars($contact->contact_email)
                     ); ?></td>
             </tr>
             <?php if ($contact->contact_pager): ?>
                 <tr>
                     <td><?= t('Pager') ?></td>
-                    <td><?= $this->escape($contact->contact_pager) ?></td>
+                    <td><?= htmlspecialchars($contact->contact_pager) ?></td>
                 </tr>
             <?php endif; ?>
             <tr>
                 <td><?= t('Flags (service)') ?></td>
-                <td><?= $this->escape($contactHelper->contactFlags($contact, 'service')) ?></td>
+                <td><?= htmlspecialchars($contactHelper->contactFlags($contact, 'service')) ?></td>
             </tr>
             <tr>
                 <td><?= t('Flags (host)') ?></td>
-                <td><?= $this->escape($contactHelper->contactFlags($contact, 'host')) ?></td>
+                <td><?= htmlspecialchars($contactHelper->contactFlags($contact, 'host')) ?></td>
             </tr>
             <tr>
                 <td><?= t('Service notification period') ?></td>
-                <td><?= $this->escape($contact->contact_notify_service_timeperiod) ?></td>
+                <td><?= htmlspecialchars($contact->contact_notify_service_timeperiod) ?></td>
             </tr>
             <tr>
                 <td><?= t('Host notification period') ?></td>
-                <td><?= $this->escape($contact->contact_notify_host_timeperiod) ?></td>
+                <td><?= htmlspecialchars($contact->contact_notify_host_timeperiod) ?></td>
             </tr>
             </tbody>
         </table>